openstack/cinder
Code Issues Proposed changes

Merge "Revert "Fix Brocade FC SAN lookup MITM vulnerability""

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2014-12-04 19:25:19 +00:00
committed by Gerrit Code Review
parent 679cdeadf3 57103807c5
commit d4187b10ec
2 changed files with 17 additions and 20 deletions
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16
cinder/tests/zonemanager/test_brcd_fc_san_lookup_service.py
View File

@@ -42,8 +42,6 @@ _device_map_to_verify = {
'initiator_port_wwn_list': ['10008c7cff523b01'],
'target_port_wwn_list': ['20240002ac000a50']}}
CONF = cfg.CONF
class TestBrcdFCSanLookupService(brcd_lookup.BrcdFCSanLookupService,
test.TestCase):
@@ -79,14 +77,16 @@ class TestBrcdFCSanLookupService(brcd_lookup.BrcdFCSanLookupService,
@mock.patch.object(paramiko.hostkeys.HostKeys, 'load')
def test_create_ssh_client(self, load_mock):
CONF.ssh_hosts_key_file = 'dummy_host_key_file'
CONF.strict_ssh_host_key_policy = True
ssh_client = self.create_ssh_client()
mock_args = {}
mock_args['known_hosts_file'] = 'dummy_host_key_file'
mock_args['missing_key_policy'] = paramiko.RejectPolicy()
ssh_client = self.create_ssh_client(**mock_args)
self.assertEqual(ssh_client._host_keys_filename, 'dummy_host_key_file')
self.assertTrue(isinstance(ssh_client._policy, paramiko.RejectPolicy))
CONF.strict_ssh_host_key_policy = False
ssh_client = self.create_ssh_client()
self.assertTrue(isinstance(ssh_client._policy, paramiko.AutoAddPolicy))
mock_args = {}
ssh_client = self.create_ssh_client(**mock_args)
self.assertIsNone(ssh_client._host_keys_filename)
self.assertTrue(isinstance(ssh_client._policy, paramiko.WarningPolicy))
@mock.patch.object(brcd_lookup.BrcdFCSanLookupService,
'get_nameserver_info')

21
cinder/zonemanager/drivers/brocade/brcd_fc_san_lookup_service.py
View File

@@ -17,7 +17,6 @@
#
from oslo.config import cfg
from oslo.utils import excutils
import paramiko
@@ -31,8 +30,6 @@ from cinder.zonemanager.fc_san_lookup_service import FCSanLookupService
LOG = logging.getLogger(__name__)
CONF = cfg.CONF
class BrcdFCSanLookupService(FCSanLookupService):
"""The SAN lookup service that talks to Brocade switches.
@@ -49,7 +46,7 @@ class BrcdFCSanLookupService(FCSanLookupService):
super(BrcdFCSanLookupService, self).__init__(**kwargs)
self.configuration = kwargs.get('configuration', None)
self.create_configuration()
self.client = self.create_ssh_client()
self.client = self.create_ssh_client(**kwargs)
def create_configuration(self):
"""Configuration specific to SAN context values."""
@@ -64,16 +61,16 @@ class BrcdFCSanLookupService(FCSanLookupService):
self.fabric_configs = fabric_opts.load_fabric_configurations(
fabric_names)
def create_ssh_client(self):
def create_ssh_client(self, **kwargs):
ssh_client = paramiko.SSHClient()
known_hosts_file = CONF.ssh_hosts_key_file
if not known_hosts_file:
raise exception.ParameterNotFound(param='ssh_hosts_key_file')
ssh_client.load_host_keys(known_hosts_file)
if CONF.strict_ssh_host_key_policy:
missing_key_policy = paramiko.RejectPolicy()
known_hosts_file = kwargs.get('known_hosts_file', None)
if known_hosts_file is None:
ssh_client.load_system_host_keys()
else:
missing_key_policy = paramiko.AutoAddPolicy()
ssh_client.load_host_keys(known_hosts_file)
missing_key_policy = kwargs.get('missing_key_policy', None)
if missing_key_policy is None:
missing_key_policy = paramiko.WarningPolicy()
ssh_client.set_missing_host_key_policy(missing_key_policy)
return ssh_client